add page for migrate host

src/master/httprest.py

@@ -432,7 +432,28 @@ def migrate_cluster():
     finally:
         G_ulockmgr.release(user)
 
+@app.route("/host/migrate/", methods=['POST'])
+@login_required
+def migrate_host(user, beans, form):
+    global G_vclustermgr
+    global G_ulockmgr
+    src_host = request.form.get('src_host', None)
+    dst_host_list = request.form.getlist('dst_host_list', None)
 
+    if src_host is None or dst_host_list is None:
+        return json.dumps({'success':'false', 'message': 'src host or dst host list is null'})
+    logger.info(str(src_host))
+    logger.info(type(dst_host_list))
+    logger.info(str(dst_host_list))
+    #[status, msg] = G_vclustermgr.migrate_host(src_host, dst_host_list)
+    status = True
+    if status:
+        return json.dumps({'success': 'true', 'action': 'migrate_host'})
+    else:
+        return json.dumps({'success': 'false', 'message': msg})
+
+    
+    
 @app.route("/image/list/", methods=['POST'])
 @login_required
 def list_image(user, beans, form):

src/master/vclustermgr.py

@@ -789,14 +789,14 @@ class VclusterMgr(object):
         self.imgmgr.removeImage(username,imagename)
         return [True,""]
 
-    def migrate_cluster(self, clustername, username, new_host_list, user_info):
+    def migrate_cluster(self, clustername, username, src_host, new_host_list, user_info):
         [status, info] = self.get_clusterinfo(clustername, username)
         if not status:
             return [False, "cluster not found"]
         prestatus = info['status']
         self.stop_cluster(clustername, username)
         for container in info['containers']:
-            if container['host'] in new_host_list:
+            if container['host'] == src_host:
                 continue
             random.shuffle(new_host_list)
             for new_host in new_host_list:
@@ -816,6 +816,27 @@ class VclusterMgr(object):
                 return [False, msg]
         return [True, ""]
 
+    def migrate_host(self, src_host, new_host_list):
+        vcluster_list = self.get_all_clusterinfo()
+        auth_key = env.getenv('AUTH_KEY')
+        res = post_to_user("/master/user/groupinfo/", {'auth_key':auth_key})
+        groups = json.loads(res['groups'])
+        quotas = {}
+        for group in groups:
+            quotas[group['name']] = group['quotas']
+
+        for vcluster in vcluster_list:
+            try:
+                clustername = vcluster['clustername']
+                username = vcluster['ownername']
+                rc_info = post_to_user("/master/user/recoverinfo/", {'username':username,'auth_key':auth_key})
+                groupname = rc_info['groupname']
+                user_info = {"data":{"id":rc_info['uid'],"groupinfo":quotas[groupname]}}
+                self.migrate_cluster(clustername, username, src_host, new_host_list, user_info)
+            except Exception as ex:
+                return [False, str(ex)]
+        return [True, ""]
+
     def is_cluster(self, clustername, username):
         [status, clusters] = self.list_clusters(username)
         if clustername in clusters:
@@ -862,6 +883,14 @@ class VclusterMgr(object):
         else:
             return [True, vcluster]
 
+    def get_all_clusterinfo(self):
+        vcluster_list = VCluster.query.all()
+        logger.info(str(vcluster_list))
+        if vcluster_list is None:
+            return [False, None]
+        else:
+            return [True, json.loads(str(vcluster_list))]
+
     # acquire cluster id from etcd
     def _acquire_id(self):
         self.clusterid_locks.acquire()

web/templates/monitor/hosts.html

@@ -15,6 +15,12 @@
 </ol>
 {% endblock %}
 
+{% block css_src %}
+<link href="//cdn.bootcss.com/datatables/1.10.11/css/dataTables.bootstrap.min.css" rel="stylesheet">
+<link href="//cdn.bootcss.com/datatables/1.10.11/css/jquery.dataTables_themeroller.css" rel="stylesheet">
+<link href="/static/dist/css/modalconfig.css" rel="stylesheet">
+{% endblock %}
+
 {% block content %}
 <ul class="nav nav-tabs" role="tablist" id="myTabs">
 {% for master in allmachines %}
@@ -59,7 +65,7 @@
 				 <th>Mem used</th>
 				 <th>Disk used</th>
 				 <th>Summary</th>
-				 <th>Delete</th>
+				 <th>Operation</th>
                              </tr>
                              </thead>
                              <tbody>
@@ -80,7 +86,50 @@
 				 <td id='{{master.split("@")[1]}}_{{ loop.index }}_mem'>--</td>
 				 <td id='{{master.split("@")[1]}}_{{ loop.index }}_disk'>--</td>
 				 <td><a class="btn btn-info btn-xs" href='/hosts/{{master.split("@")[0]}}/{{ phym['ip'] }}/'>Realtime</a></td>
-				 <td><button class="btn btn-xs btn-default">Delete</button></td>
+				 <td><button class="btn btn-xs btn-default">Delete</button>
+					 <button class="btn btn-xs btn-danger" data-toggle="modal" data-target="#Migrate_{{loop.index}}_{{master.split("@")[1]}}">Migrate</button>
+					 <div class="modal inmodal" id="Migrate_{{loop.index}}_{{master.split("@")[1]}}" tabindex="-1" role="dialog" aria-hidden="true">
+	                                  <div class="modal-dialog">
+        	                          <div class="modal-content animated fadeIn">
+                                          <div class="modal-header">
+                                               <button type="button" class="close" data-dismiss="modal"><span aria-hidden="true">&times;</span><span class="sr-only">Close</span></button>
+                                               <i class="fa fa-plus modal-icon"></i>
+					       <h4 class="modal-title">Migrate Container from {{phym['ip']}} to Another Hosts [dangerous!!!]</h4>
+                                           </div>
+                                           <div class="modal-body">
+						   <form action="/hosts/{{master.split("@")[0]}}/migrate/{{ phym['ip'] }}/" method="POST" id="MigrateForm">
+                    					<input type="hidden" name="csrf_token" value="{{ csrf_token() }}">
+                                			<table class="table table-striped table-bordered table-hover table-image">
+								<thead>
+									<tr>
+										<th>HostIp</th>
+										<th>Nodes</th>
+										<th>choose</th>
+									</tr>
+								</thead>
+								<tbody>
+                             						{% for tphym in allmachines[master] %}
+									{% if not phym == tphym %}
+									<tr>
+										<td>{{ tphym['ip'] }}</td>
+										<td>{{ tphym['containers']['running']}} / {{ tphym['containers']['total'] }}</td>
+										<td><input type="checkbox" name="target" value="{{tphym['ip']}}"></td>
+									</tr>
+									{% endif %}
+									{% endfor %}
+								</tbody>
+							</table>
+							<div class="modal-footer">
+                                                        	<button type="button" class="btn btn-white" data-dismiss="modal">Close</button>
+                                                        	<button type="submit" class="btn btn-primary">Submit</button>
+                                                   	</div>
+                                                  </form>
+                                              </div>
+                                              </div>
+                                         </div>
+					 </div>
+				 </div>
+				 </td>
 			     </tr>
                              {% endfor %}
                              </tbody>

web/web.py

@@ -315,6 +315,7 @@ def masterdesc(mastername):
     descriptionMasterView.desc=env.getenv(mastername+"_desc")[1:-1]
     return descriptionMasterView.as_view()
 
+
 @app.route("/image/<masterip>/list/", methods=['POST'])
 @login_required
 def image_list(masterip):
@@ -376,6 +377,14 @@ def updatebaseImage(image,masterip):
 def hosts():
     return hostsView.as_view()
 
+@app.route("/hosts/<masterip>/migrate/<hostip>/", methods=['POST'])
+@administration_required
+def hostMigrate(hostip, masterip):
+    hostMigrateView.hostip = hostip
+    hostMigrateView.masterip = masterip
+    hostMigrateView.target = request.form.getlist('target')
+    return hostMigrateView.as_view()
+
 @app.route("/hosts/<masterip>/<com_ip>/", methods=['GET'])
 @administration_required
 def hostsRealtime(com_ip,masterip):

web/webViews/admin.py

@@ -113,3 +113,13 @@ class updatebaseImageView(normalView):
         }
         dockletRequest.post('/image/updatebase/', data)
         return redirect("/settings/")
+
+class hostMigrateView(normalView):
+    @classmethod
+    def post(self):
+        data = {
+                "src_host": self.hostip,
+                "dst_host_list": self.target
+        }
+        dockletRequest.post("/host/migrate/", data, self.masterip)
+        return redirect("/hosts/")